H5N1 avian influenza continues to spread amid commercial and backyard poultry, and additional cases have been reported in domestic cats ...

A number of bird flu cases have been reported in the Chicago area in recent weeks, leading to many questions about how quickly the virus is spreading and how worried residents should be.

The US Department of HHS is awarding the pharmaceutical company Moderna $590 million to continue developing a vaccine to protect against bird flu.

A Long Island farm will reportedly euthanize more than 100,000 ducks after a bird flu outbreak transpired at the eastern New ...

The first human death from bird flu in the United States occurred on Jan. 6 in a Louisiana hospital, less than three weeks ...